petsc-3.5.1 2014-08-06
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KSPGetVecs

Gets a number of work vectors.

Synopsis

#include "petscksp.h" 
PetscErrorCode KSPGetVecs(KSP ksp,PetscInt rightn, Vec **right,PetscInt leftn,Vec **left)

Input Parameters

ksp - iterative context
rightn - number of right work vectors
leftn - number of left work vectors to allocate

Output Parameter

right - the array of vectors created
left - the array of left vectors

Note: The right vector has as many elements as the matrix has columns. The left vector has as many elements as the matrix has rows.

See Also

MatGetVecs()

Level:advanced
Location:
src/ksp/ksp/interface/iterativ.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages